[llvm] [VPlan] Remove unused VPExpandSCEVRecipe before expansion (PR #181329)

[Jan Patrick Lehr via llvm-commits]

jplehr wrote:

I believe this breaks one of our bots: https://lab.llvm.org/buildbot/#/builders/123/builds/36163/steps/11/logs/stdio

https://github.com/llvm/llvm-project/pull/181329